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authorru <ru@FreeBSD.org>2002-12-25 09:16:58 +0000
committerru <ru@FreeBSD.org>2002-12-25 09:16:58 +0000
commit94490dce08e3e41b8f099a608f0151bd9f408fc0 (patch)
treedd0a1918b7ce5cff0e23a7ff9654ae651ed52ca7
parent26d0fd77c32e86119e3e64730138db36b31d7031 (diff)
downloadFreeBSD-src-94490dce08e3e41b8f099a608f0151bd9f408fc0.zip
FreeBSD-src-94490dce08e3e41b8f099a608f0151bd9f408fc0.tar.gz
A month after pst@ has committed his revision 1.8, it was
incorporated by UCB as revision 8.5. Do a diff reduction.
-rw-r--r--sys/net/radix.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/sys/net/radix.c b/sys/net/radix.c
index f6cdadb..7fd8c71 100644
--- a/sys/net/radix.c
+++ b/sys/net/radix.c
@@ -30,7 +30,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
- * @(#)radix.c 8.4 (Berkeley) 11/2/94
+ * @(#)radix.c 8.5 (Berkeley) 5/19/95
* $FreeBSD$
*/
@@ -587,6 +587,9 @@ rn_addroute(v_arg, n_arg, head, treenodes)
* in a masklist -- most specific to least specific.
* This may require the unfortunate nuisance of relocating
* the head of the list.
+ *
+ * We also reverse, or doubly link the list through the
+ * parent pointer.
*/
if (tt == saved_tt) {
struct radix_node *xx = x;
@@ -772,8 +775,8 @@ on1:
dupedkey = saved_tt->rn_dupedkey;
if (dupedkey) {
/*
- * at this point, tt is the deletion target and saved_tt
- * is the head of the dupekey chain
+ * Here, tt is the deletion target and
+ * saved_tt is the head of the dupekey chain.
*/
if (tt == saved_tt) {
/* remove from head of chain */
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